APA (7th ed.) Citation

Klimburg, A. (2017). The Darkening Web: The war for cyberspace. Penguin Press.

Chicago Style (17th ed.) Citation

Klimburg, Alexander. The Darkening Web: The War for Cyberspace. New York: Penguin Press, 2017.

MLA (9th ed.) Citation

Klimburg, Alexander. The Darkening Web: The War for Cyberspace. Penguin Press, 2017.